Answer to Question #72810 in General Chemistry for jessica

Question

1. Place a check mark beside those reactions that will not occur.

a) Zn + CuCl2 ----> b) Br2 + CuCl2---->
c) Na + LiCl ----> d) Zn + MgCl2 ---->
e) F2 + CuCl2 ----> f) Pb + SnCl2 ---->

Identify which of the following are oxidation-reduction reactions by writing a yes or no in the blank provided. Circle the element being oxidized. Put a square around the element being reduced.

a) MgCl2 + 2 NaNO3  Mg(NO3)2 + 2NaCl _______
b) Na2O + H2O  2NaOH _______
c) Cl2 + Mg  MgCl2 _______
d) Ca + CuCl2 ---> CaCl2 + Cu _______


Identify whether the following are being oxidized or reduced.
a) Fe 2+  Fe 3+
b) Mn 7+  Mn 3+
c) Br2  2Br 1-
d) Cu 1 + + 1e-  ?
e) ?  Mn 3++ 1e- Mn5

Answer 1

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